kblawrence
kblawrence kblawrence
  • 21-06-2021
  • Mathematics
contestada

a. 40
b. 50
c. 60
d. 140

a 40 b 50 c 60 d 140 class=

Respuesta :

Fifhermanaax
Fifhermanaax Fifhermanaax
  • 21-06-2021

Answer:

ans: option D

Step-by-step explanation:

exterior angle of triangle is equal to sum of opposite interior angle I.e

angle ACD= angle CAB + angle ABC

Answer Link
jimrgrant1 jimrgrant1
  • 21-06-2021

Answer:

d

Step-by-step explanation:

The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.

∠ ACD is an exterior angle of the triangle, then

∠ ACD = 80° + 60° = 140° → d

Answer Link

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